Table 8
Pearson’s correlation coefficients r between technical error measure 
and subjective data from perceptual quality rating experiment. Correlation values in parentheses are not significant (p ≥ 0.05), significant correlation values are printed in bold. The first column titled “question” refers to the list of perceptual quality ratings introduced in Section 2.5.3.
| Question | “Concert” | “Speech” | “Street” |
|---|---|---|---|
| 1. Localization | (−0.11) | (0.73) | (−0.72) |
| 2. Presence | (0.05) | 0.86 | (−0.31) |
| 3. Naturalness | (0.01) | (0.43) | (−0.07) |
| 4. Immersion/realism | (−0.45) | 0.83 | (−0.01) |
| 5. Source width | (0.24) | (0.63) | (0.31) |
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